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Finding the Fourth Proportional to 12,368.52, 17,069.00 and 8,840.16

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Solution

The fourth proportional to 12,368.52, 17,069.00 and 8,840.16 is: 12,199.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,368.52 : 17,069.00 = 8,840.16 : x
  2. Step 2: Convert to fraction form
    12,368.52/17,069.00 = 8,840.16/x
  3. Step 3: Cross multiply
    12,368.52x = 17,069.00 × 8,840.16
  4. Step 4: Simplify right side
    12,368.52x = 150,892,646.84
  5. Step 5: Solve for x
    x = 150,892,646.84/12,368.52
  6. Step 6: Final answer
    x = 12,199.73

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.